EXTRA-TROPICAL  STORM  SURGE
N A T I O N A L    O C E A N I C    A N D    A T M O S P H E R I C    A D M I N I S T R A T I O N

  • This website is considered EXPERIMENTAL, is supported on an 8x5 basis, and has no guarantee of availability.
  • The data located HERE are considered OPERATIONAL and are supported on a 24x7 basis.
About
Manual
Disclaimer
Manual
Datum
hat-on
mhhw-on
msl-on
mllw-on
Regions
Northeast
Mid-Atlantic
Southeast
Gulf
Northwest
Alaska
Gulf of Alaska
Status
Stations
Duck Pier, NC
Cape Hatteras NC
Beaufort, NC
Wilmington, NC
Wrightsville Bch
Holden Beach, NC
Springmaid, SC
Charleston, SC
Ft. Pulaski, GA
Fernandina, FL
Surge List
East Coast
#Boston, MA : 12/12/2025 03:21:43 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/10 12Z,   0.00,   3.54,   4.02,  99.90,   0.48,
12/10 13Z,   0.00,   1.60,   2.09,  99.90,   0.49,
12/10 14Z,   0.00,   0.77,   1.12,  99.90,   0.35,  (min)
12/10 15Z,   0.00,   1.35,   1.77,  99.90,   0.42,
12/10 16Z,   0.00,   2.86,   3.41,  99.90,   0.55,
12/10 17Z,   0.00,   4.87,   5.32,  99.90,   0.45,
12/10 18Z,   0.30,   7.13,   7.45,  99.90,   0.02,
12/10 19Z,   0.40,   9.09,   9.59,  99.90,   0.10,
12/10 20Z,   0.50,  10.09,  10.76,  99.90,   0.17,  (max)
12/10 21Z,   0.60,   9.91,  10.46,  99.90,  -0.05,
12/10 22Z,   0.50,   8.70,   9.36,  99.90,   0.16,
12/10 23Z,   0.50,   6.77,   7.57,  99.90,   0.30,
12/11 00Z,   0.50,   4.42,   5.32,  99.90,   0.40,
12/11 01Z,   0.50,   2.06,   3.19,  99.90,   0.63,
12/11 02Z,   0.50,   0.42,   1.52,  99.90,   0.60,
12/11 03Z,   0.50,   0.12,   0.74,  99.90,   0.12,  (min)
12/11 04Z,   0.50,   1.02,   1.88,  99.90,   0.36,
12/11 05Z,   0.50,   2.62,   3.52,  99.90,   0.40,
12/11 06Z,   0.50,   4.72,   5.55,  99.90,   0.33,
12/11 07Z,   0.50,   6.95,   7.61,  99.90,   0.16,
12/11 08Z,   0.50,   8.63,   9.44,  99.90,   0.31,
12/11 09Z,   0.50,   9.28,  10.03,  99.90,   0.25,  (max)
12/11 10Z,   0.50,   8.85,   9.55,  99.90,   0.20,
12/11 11Z,   0.50,   7.59,   8.22,  99.90,   0.13,
12/11 12Z,   0.40,   5.77,   6.46,  99.90,   0.29,
12/11 13Z,   0.40,   3.67,   4.20,  99.90,   0.13,
12/11 14Z,   0.30,   1.86,   2.69,  99.90,   0.53,
12/11 15Z,   0.30,   1.11,   1.54,  99.90,   0.13,  (min)
12/11 16Z,   0.20,   1.60,   2.03,  99.90,   0.23,
12/11 17Z,   0.10,   2.90,   3.13,  99.90,   0.13,
12/11 18Z,   0.10,   4.69,   4.89,  99.90,   0.10,
12/11 19Z,   0.00,   6.77,   6.99,  99.90,   0.22,
12/11 20Z,   0.00,   8.57,   8.49,  99.90,  -0.08,
12/11 21Z,   0.00,   9.48,   9.54,  99.90,   0.06,  (max)
12/11 22Z,  -0.10,   9.31,   9.49,  99.90,   0.28,
12/11 23Z,  -0.20,   8.23,   8.15,  99.90,   0.12,
12/12 00Z,  -0.30,   6.51,   6.52,  99.90,   0.31,
12/12 01Z,  -0.40,   4.39,   4.39,  99.90,   0.40,
12/12 02Z,  -0.50,   2.26,   2.31,  99.90,   0.55,
12/12 03Z,  -0.60,   0.84,   0.54,  99.90,   0.30,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/12 04Z,  -0.70,   0.66,  99.90,   0.25,   0.29,  (min)
12/12 05Z,  -0.80,   1.51,  99.90,   0.99,   0.27,
12/12 06Z,  -0.80,   2.99,  99.90,   2.45,   0.26,
12/12 07Z,  -0.90,   4.98,  99.90,   4.33,   0.25,
12/12 08Z,  -0.90,   7.09,  99.90,   6.43,   0.24,
12/12 09Z,  -1.00,   8.63,  99.90,   7.85,   0.22,
12/12 10Z,  -1.00,   9.17,  99.90,   8.38,   0.21,  (max)
12/12 11Z,  -1.10,   8.73,  99.90,   7.83,   0.20,
12/12 12Z,  -1.20,   7.54,  99.90,   6.52,   0.18,
12/12 13Z,  -1.20,   5.80,  99.90,   4.77,   0.17,
12/12 14Z,  -1.20,   3.77,  99.90,   2.72,   0.16,
12/12 15Z,  -1.20,   2.03,  99.90,   0.98,   0.14,
12/12 16Z,  -1.20,   1.32,  99.90,   0.26,   0.14,  (min)
12/12 17Z,  -1.20,   1.71,  99.90,   0.66,   0.14,
12/12 18Z,  -1.30,   2.82,  99.90,   1.66,   0.14,
12/12 19Z,  -1.30,   4.45,  99.90,   3.29,   0.14,
12/12 20Z,  -1.30,   6.42,  99.90,   5.26,   0.14,
12/12 21Z,  -1.30,   8.11,  99.90,   6.96,   0.14,
12/12 22Z,  -1.20,   8.96,  99.90,   7.90,   0.14,  (max)
12/12 23Z,  -1.20,   8.82,  99.90,   7.77,   0.14,
12/13 00Z,  -1.10,   7.87,  99.90,   6.92,   0.14,
12/13 01Z,  -1.10,   6.33,  99.90,   5.37,   0.14,
12/13 02Z,  -1.10,   4.39,  99.90,   3.43,   0.14,
12/13 03Z,  -1.00,   2.43,  99.90,   1.58,   0.14,
12/13 04Z,  -0.90,   1.20,  99.90,   0.44,   0.14,  (min)
12/13 05Z,  -0.80,   1.12,  99.90,   0.47,   0.14,
12/13 06Z,  -0.70,   1.93,  99.90,   1.38,   0.14,
12/13 07Z,  -0.60,   3.35,  99.90,   2.89,   0.14,
12/13 08Z,  -0.50,   5.28,  99.90,   4.93,   0.14,
12/13 09Z,  -0.30,   7.30,  99.90,   7.14,   0.14,
12/13 10Z,  -0.20,   8.70,  99.90,   8.65,   0.14,
12/13 11Z,   0.00,   9.15,  99.90,   9.29,   0.14,  (max)
12/13 12Z,   0.00,   8.68,  99.90,   8.82,   0.14,
12/13 13Z,   0.00,   7.49,  99.90,   7.64,   0.14,
12/13 14Z,   0.10,   5.78,  99.90,   6.02,   0.14,
12/13 15Z,   0.10,   3.76,  99.90,   4.00,   0.14,
12/13 16Z,   0.10,   2.07,  99.90,   2.31,   0.14,
12/13 17Z,   0.10,   1.37,  99.90,   1.61,   0.14,  (min)
12/13 18Z,   0.10,   1.68,  99.90,   1.93,   0.14,
12/13 19Z,   0.10,   2.67,  99.90,   2.91,   0.14,
12/13 20Z,   0.10,   4.23,  99.90,   4.48,   0.14,
12/13 21Z,   0.20,   6.16,  99.90,   6.50,   0.14,
12/13 22Z,   0.20,   7.79,  99.90,   8.13,   0.14,
12/13 23Z,   0.10,   8.59,  99.90,   8.84,   0.14,  (max)
12/14 00Z,   0.10,   8.48,  99.90,   8.72,   0.14,
12/14 01Z,   0.00,   7.61,  99.90,   7.76,   0.14,
12/14 02Z,   0.00,   6.18,  99.90,   6.33,   0.14,
12/14 03Z,   0.00,   4.35,  99.90,   4.49,   0.14,
12/14 04Z,   0.00,   2.53,  99.90,   2.67,   0.14,
12/14 05Z,   0.00,   1.46,  99.90,   1.60,   0.14,  (min)
12/14 06Z,   0.00,   1.48,  99.90,   1.62,   0.14,
12/14 07Z,   0.00,   2.30,  99.90,   2.44,   0.14,
12/14 08Z,   0.00,   3.72,  99.90,   3.86,   0.14,
12/14 09Z,   0.10,   5.66,  99.90,   5.90,   0.14,
12/14 10Z,   0.10,   7.60,  99.90,   7.84,   0.14,
12/14 11Z,   0.10,   8.87,  99.90,   9.11,   0.14,
12/14 12Z,   0.20,   9.19,  99.90,   9.53,   0.14,  (max)
12/14 13Z,   0.20,   8.64,  99.90,   8.99,   0.14,
12/14 14Z,   0.30,   7.41,  99.90,   7.86,   0.14,
12/14 15Z,   0.30,   5.64,  99.90,   6.09,   0.14,
12/14 16Z,   0.30,   3.59,  99.90,   4.04,   0.14,
12/14 17Z,   0.40,   1.93,  99.90,   2.47,   0.14,
12/14 18Z,   0.40,   1.27,  99.90,   1.81,   0.14,  (min)
12/14 19Z,   0.40,   1.56,  99.90,   2.11,   0.14,
12/14 20Z,   0.50,   2.53,  99.90,   3.17,   0.14,
12/14 21Z,   0.50,   4.12,  99.90,   4.77,   0.14,
12/14 22Z,   0.50,   6.06,  99.90,   6.70,   0.14,
12/14 23Z,   0.50,   7.64,  99.90,   8.29,   0.14,
12/15 00Z,   0.50,   8.39,  99.90,   9.04,   0.14,  (max)
12/15 01Z,   0.50,   8.27,  99.90,   8.91,   0.14,
12/15 02Z,   0.50,   7.43,  99.90,   8.07,   0.14,
12/15 03Z,   0.50,   6.03,  99.90,   6.67,   0.14,
12/15 04Z,   0.50,   4.23,  99.90,   4.87,   0.14,
12/15 05Z,   0.50,   2.51,  99.90,   3.15,   0.14,
12/15 06Z,   0.50,   1.60,  99.90,   2.25,   0.14,  (min)
12/15 07Z,   0.50,   1.75,  99.90,   2.40,   0.14,
12/15 08Z,   0.50,   2.65,  99.90,   3.29,   0.14,
12/15 09Z,   0.50,   4.15,  99.90,   4.79,   0.14,
12/15 10Z,   0.60,   6.12,  99.90,   6.86,   0.14,
12/15 11Z,   0.60,   7.98,  99.90,   8.73,   0.14,
12/15 12Z,   0.60,   9.10,  99.90,   9.84,   0.14,
12/15 13Z,   0.70,   9.26,  99.90,  10.10,   0.14,  (max)
12/15 14Z,   0.70,   8.58,  99.90,   9.42,   0.14,
12/15 15Z,   0.70,   7.23,  99.90,   8.07,   0.14,
12/15 16Z,   0.60,   5.35,  99.90,   6.09,   0.14,
12/15 17Z,   0.60,   3.24,  99.90,   3.98,   0.14,
12/15 18Z,   0.60,   1.63,  99.90,   2.37,   0.14,
12/15 19Z,  99.90,   1.07,  99.90,  99.90,   0.14,
12/15 20Z,  99.90,   1.43,  99.90,  99.90,   0.14,
12/15 21Z,  99.90,   2.48,  99.90,  99.90,   0.14,
12/15 22Z,  99.90,   4.18,  99.90,  99.90,   0.14,
12/15 23Z,  99.90,   6.15,  99.90,  99.90,   0.14,
12/16 00Z,  99.90,   7.67,  99.90,  99.90,   0.14,